Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

*

* $Id: PointPlacementConstraints.java 13606 2007-09-10 15:47:11Z jaume $

* $Log$

* Revision 1.10  2007-09-10 15:47:11  jaume

* *** empty log message ***

*

* Revision 1.9  2007/07/18 06:54:34  jaume

* continuing with cartographic support

*

* Revision 1.8  2007/04/18 15:35:11  jaume

* *** empty log message ***

*

* Revision 1.7  2007/04/13 11:59:30  jaume

* *** empty log message ***

*

* Revision 1.6  2007/04/12 14:28:43  jaume

* basic labeling support for lines

*

* Revision 1.5  2007/04/11 16:01:08  jaume

* maybe a label placer refactor

*

* Revision 1.4  2007/04/05 16:07:13  jaume

* Styled labeling stuff

*

* Revision 1.3  2007/04/02 16:34:56  jaume

* Styled labeling (start commiting)

*

* Revision 1.2  2007/03/09 08:33:43  jaume

* *** empty log message ***

*

* Revision 1.1.2.1  2007/02/21 07:34:08  jaume

* labeling starts working

*

*

*/

package org.gvsig.labeling.placements;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dynobject.DynStruct;

import org.gvsig.tools.persistence.PersistenceManager;

import org.gvsig.tools.persistence.PersistentState;

import org.gvsig.tools.persistence.exception.PersistenceException;

/**

 *

 * @author jaume dominguez faus - jaume.dominguez@iver.es

 *

 */

public class PointPlacementConstraints extends AbstractPlacementConstraints {

        public static final String POINT_PLACEM_CONSTRAINTS_PERSIST_NAME =

                        "POINT_PLACEM_CONSTRAINTS_PERSIST_NAME";

        private PointLabelPositioner positioner = null;

        public PointPlacementConstraints() {

                super();

                setPlacementMode(ON_TOP_OF_THE_POINT);

        }

        public PointLabelPositioner getPositioner() {

                return positioner;

        }

        public void setPositioner(PointLabelPositioner pos) {

                this.positioner = pos;

        }

        public void saveToState(PersistentState state) throws PersistenceException {

                super.saveToState(state);

                if (positioner != null) {

                        state.set("pointPositioner", positioner);

                }

        }

        public void loadFromState(PersistentState state) throws PersistenceException {

                super.loadFromState(state);

                if (state.hasValue("pointPositioner")) {

                        positioner = (PointLabelPositioner) state.get("pointPositioner");

                }

        }

        public static void registerPersistent() {

                PersistenceManager manager = ToolsLocator.getPersistenceManager();

                if( manager.getDefinition(POINT_PLACEM_CONSTRAINTS_PERSIST_NAME) == null) {

                        DynStruct definition = manager.addDefinition(

                                        PointPlacementConstraints.class,

                                        POINT_PLACEM_CONSTRAINTS_PERSIST_NAME,

                                        POINT_PLACEM_CONSTRAINTS_PERSIST_NAME +" Persistence definition",

                                        null,

                                        null);

                        definition.extend(manager.getDefinition(

                                        AbstractPlacementConstraints.PLACEMENT_CONSTRAINTS_PERSISTENCE_NAME));

                        definition.addDynFieldObject("pointPositioner").setClassOfValue(

                                        PointLabelPositioner.class).setMandatory(false);

                }

        }

        public Object clone() throws CloneNotSupportedException {

                PointPlacementConstraints resp = (PointPlacementConstraints) super.clone();

                if(positioner!=null){

                    PointLabelPositioner aux = (PointLabelPositioner) positioner.clone();

                    resp.setPositioner(aux);

                }

                return resp;

        }

}